#include <iostream>
using namespace std;
int main()
{
	char a[] = {"hello"};//an zifuchan chushihua shuzu.
	char b[] = {'h', 'e', 'l', 'l', 'o'};//an zifu chushihua shuzu.
	char c[] = {'h', 'e', 'l', 'l', 'o', '\0'};//an zifuchan chushihua shuzu,'\0' wei zifuchan jieweifu.
	
	cout << "size of a = " << sizeof(a) << endl;
	cout << "size of b = " << sizeof(b) << endl;
	cout << "size of c = " << sizeof(c) << endl;
	
	cout << "a = " << a << endl;
	cout << "b = " << b << endl;//jiewei meiyou zifuchuan jieweifu '\0' xianshi hui chuxian luanma.
	cout << "c = " << c << endl;
	return 0;
}
